﻿/**
* SUBMODAL v1.4
* Used for displaying DHTML only popups instead of using buggy modal windows.
*
* By Seth Banks (webmaster at subimage dot com)
* http://www.subimage.com/
*
* Contributions by:
* 	Eric Angel - tab index code
* 	Scott - hiding/showing selects for IE users
*	Todd Huss - inserting modal dynamically and anchor classes
*
* Up to date code can be found at http://www.subimage.com/dhtml/subModal
* 
*
* This code is free for you to use anywhere, just keep this comment block.
*/

// Popup code
var gPopupMask = null;
var gPopupContainer = null;
var gPopFrame = null;
var gShadowBox = null;
var gReturnFunc;
var gPopupIsShown = false;

var gHideSelects = false;

var gpopBodyBox = null;

var gTitleName = "&nbsp;";
var gDefaultLogin = "loading.html";


var gTabIndexes = new Array();
// Pre-defined list of tags we want to disable/enable tabbing into
var gTabbableTags = new Array("A", "BUTTON", "TEXTAREA", "INPUT", "IFRAME", "SELECT");

// If using Mozilla or Firefox, use Tab-key trap.
if (!document.all) {
    document.onkeypress = keyDownHandler;
}



/**
* Initializes popup code on load.	
*/
function initPopUp() {
    // Add the HTML to the body
    theBody = document.getElementsByTagName('BODY')[0];
    popmask = document.createElement('div');
    popmask.id = 'popupMask';
    popcont = document.createElement('div');
    popcont.id = 'popupContainer';
    popcont.innerHTML = '' +
        '<DIV class="x-window x-window-plain x-window-dlg" id="ext-comp-1001" style="DISPLAY: block; Z-INDEX: 9003;  VISIBILITY: visible;WIDTH: 300px; POSITION: absolute; TOP: 116px;LEFT: 354px;">' +
            '<DIV class="x-window-tl">' +
                '<DIV class="x-window-tr">' +
                    '<DIV class="x-window-tc">' +
                        '<DIV class="x-window-header x-unselectable x-window-draggable" id="ext-gen15" style="MozUserSelect: none; KhtmlUserSelect: none" unselectable="on">' +
                            '<DIV class="x-tool x-tool-close " id="ext-gen59" onclick="hidePopWin(false);" style="DISPLAY: block">' +
                                '&nbsp;' +
                            '</DIV>' +
                            '<SPAN class="x-window-header-text" id="popupTitle">' +
                                'Address' +
                            '</SPAN>' +
                        '</DIV>' +
                    '</DIV>' +
                '</DIV>' +
            '</DIV>' +
            '<DIV class="x-window-bwrap" id="ext-gen16">' +
                '<DIV class="x-window-ml">' +
                    '<DIV class="x-window-mr">' +
                        '<DIV class="x-window-mc">' +
'<!-- Start-->' +
		'<div id="popBodyBox">' +
		'</div>' +
'<!-- End-->' +
                        '</DIV>' +
                    '</DIV>' +
                '</DIV>' +
                '<DIV class="x-window-bl">' +
                    '<DIV class="x-window-br">' +
                        '<DIV class="x-window-bc">' +
                            '<DIV class="x-window-footer" id="ext-gen18"></DIV>' +
                        '</DIV>' +
                    '</DIV>' +
                '</DIV>' +
            '</DIV>' +
        '</DIV>'

    theBody.appendChild(popmask);
    theBody.appendChild(popcont);

    gPopupMask = document.getElementById("popupMask");
    gPopupContainer = document.getElementById("ext-comp-1001");
    gShadowBox = document.getElementById("ShadowBox");

    gpopBodyBox = document.getElementById("popBodyBox");

    // check to see if this is IE version 6 or lower. hide select boxes if so
    // maybe they'll fix this in version 7?
    var brsVersion = parseInt(window.navigator.appVersion.charAt(0), 10);
    if (brsVersion <= 6 && window.navigator.userAgent.indexOf("MSIE") > -1) {
        gHideSelects = true;
    }
    gPopupContainer.style.display = "none";
    // Add onclick handlers to 'a' elements of class submodal or submodal-width-heigh
}
addEvent(window, "load", initPopUp);

/**
* @argument width - int in pixels
* @argument height - int in pixels
* @argument url - url to display
* @argument returnFunc - function to call when returning true from the window.
* @argument showCloseBox - show the close box - default true
*/

function showPopWin(Title, url, width, height, returnFunc, showCloseBox, showScrolling) {

    //动态插入iframe
    var scrolling = "no";
    if (showScrolling != null && showScrolling == true)
        scrolling = "auto";
    var iframestring = '<iframe src="' + url + '" style="width:100%;height:100%;background-color:transparent;" scrolling="' + scrolling + '" frameborder="0" allowtransparency="true" id="popupFrame" name="popupFrame" width="100%" height="100%"></iframe>';
    gpopBodyBox.innerHTML = iframestring;
    gPopFrame = document.getElementById("popupFrame");

    width = width + 30;
    document.getElementById("popupTitle").innerHTML = Title;

    // show or hide the window close widget

    if (showCloseBox == null || showCloseBox == true) {
        document.getElementById("ext-gen59").style.display = "block";
    } else {
        document.getElementById("ext-gen59").style.display = "none";
    }

    gPopupIsShown = true;
    disableTabIndexes();
    gPopupMask.style.display = "block";
    gPopupContainer.style.display = "block";

    centerPopWin(width, height);


    gPopupContainer.style.width = width + "px";
    gPopFrame.style.height = height + "px";

    setMaskSize();

    //gPopFrame.src = url;

    gReturnFunc = returnFunc;
    // for IE
    //	if (gHideSelects == true) {
    //		hideSelectBoxes();
    //	}

    window.setTimeout("setPopTitle();", 600);
}

//
var gi = 0;
function centerPopWin(width, height) {
    if (gPopupIsShown == true) {
        if (width == null || isNaN(width)) {
            width = gPopupContainer.offsetWidth;
        }
        if (height == null) {
            height = gPopupContainer.offsetHeight;
        }

        //var theBody = document.documentElement;
        var theBody = document.getElementsByTagName("BODY")[0];
        theBody.style.overflow = "hidden";

        var scTop = parseInt(theBody.scrollTop, 10);
        var scLeft = parseInt(theBody.scrollLeft, 10);

        gPopupMask.style.top = scTop + "px";
        gPopupMask.style.left = scLeft + "px";


        setMaskSize();


        var fullHeight = getViewportHeight();
        var fullWidth = getViewportWidth();

        gPopupContainer.style.top = (scTop + ((fullHeight - (height)) / 2)) + "px";
        gPopupContainer.style.left = (scLeft + ((fullWidth - width) / 2)) + "px";

        //alert(fullWidth + " " + width + " " + gPopupContainer.style.left);
    }
}
addEvent(window, "resize", centerPopWin);

window.onscroll = centerPopWin;

/**
* Sets the size of the popup mask.
*
*/
function setMaskSize() {
    var theBody = document.getElementsByTagName("BODY")[0];

    var fullHeight = getViewportHeight();
    var fullWidth = getViewportWidth();

    // Determine what's bigger, scrollHeight or fullHeight / width
    if (fullHeight > theBody.scrollHeight) {
        popHeight = fullHeight;
    } else {
        popHeight = theBody.scrollHeight;
    }

    if (fullWidth > theBody.scrollWidth) {
        popWidth = fullWidth;
    } else {
        popWidth = theBody.scrollWidth;
    }

    gPopupMask.style.height = popHeight + "px";
    gPopupMask.style.width = popWidth + "px";

}

/**
* @argument callReturnFunc - bool - determines if we call the return function specified
* @argument returnVal - anything - return value 
*/
function hidePopWin(callReturnFunc) {
    gPopupIsShown = false;
    var theBody = document.getElementsByTagName("BODY")[0];
    theBody.style.overflow = "";
    restoreTabIndexes();
    if (gPopupMask == null) {
        return;
    }
    gPopupMask.style.display = "none";
    gPopupContainer.style.display = "none";
    if (callReturnFunc == true && gReturnFunc != null) {
        gReturnFunc(window.frames["popupFrame"].returnVal);
    }
    //gPopFrame.src = gDefaultLogin;
    gpopBodyBox.innerHTML = "";
    // display all select boxes
    //	if (gHideSelects == true) {
    //		displaySelectBoxes();
    //	}
}

/**
* Sets the popup title based on the title of the html document it contains.
* Uses a timeout to keep checking until the title is valid.
*/
function setPopTitle() {
    return;
    if (window.frames["popupFrame"].document.title == null) {
        window.setTimeout("setPopTitle();", 10);
    } else {
        document.getElementById("popupTitle").innerHTML = window.frames["popupFrame"].document.title;
    }
}

// Tab key trap. iff popup is shown and key was [TAB], suppress it.
// @argument e - event - keyboard event that caused this function to be called.
function keyDownHandler(e) {
    if (gPopupIsShown && e.keyCode == 9) return false;
}

// For IE.  Go through predefined tags and disable tabbing into them.
function disableTabIndexes() {
    if (document.all) {
        var i = 0;
        for (var j = 0; j < gTabbableTags.length; j++) {
            var tagElements = document.getElementsByTagName(gTabbableTags[j]);
            for (var k = 0; k < tagElements.length; k++) {
                gTabIndexes[i] = tagElements[k].tabIndex;
                tagElements[k].tabIndex = "-1";
                i++;
            }
        }
    }
}

// For IE. Restore tab-indexes.
function restoreTabIndexes() {
    if (document.all) {
        var i = 0;
        for (var j = 0; j < gTabbableTags.length; j++) {
            var tagElements = document.getElementsByTagName(gTabbableTags[j]);
            for (var k = 0; k < tagElements.length; k++) {
                tagElements[k].tabIndex = gTabIndexes[i];
                tagElements[k].tabEnabled = true;
                i++;
            }
        }
    }
}
